package com.rose.order.web;

import com.rose.order.service.OrderService;
import com.rose.order.vo.OrderConfirmVo;
import com.rose.order.vo.OrderSubmitVo;
import com.rose.order.vo.SubmitOrderResponseVo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.servlet.mvc.support.RedirectAttributes;

import javax.servlet.http.HttpServletRequest;
import java.util.concurrent.ExecutionException;

/**
 * @author rose
 * @create 2022/3/6
 */
@Controller
public class OrderWebController {

    @Autowired
    private OrderService orderService;

    @GetMapping("/toTrade")
    public String toTrade(Model model, HttpServletRequest request) throws ExecutionException, InterruptedException {
        OrderConfirmVo confirmVo = orderService.confirmOrder();

        model.addAttribute("orderConfirmData", confirmVo);
        return "confirm";
    }

    /**
     * 下单功能
     * @param vo
     * @return
     */
    @PostMapping("/submitOrder")
    public String submitOrder(OrderSubmitVo vo, Model model, RedirectAttributes redirectAttributes){
        //创订单，验证令牌，验价格，锁库存
        // 下单成功去支付选择页面
        //下单失败回到订单确认页面 重新确认信息
        SubmitOrderResponseVo res = orderService.submitOrder(vo);
        System.out.println(res.toString());
        if(res.getCode() == 0){
            //下单成功来到支付选择页面
            model.addAttribute("submitOrderResp",res);
            return "pay";
        }else {
            String msg = "下单失败";
            switch(res.getCode()) {
                case 1 : msg+="订单信息过期请重新提交"; break;
                case 2 : msg+="订单商品价格发生变化，请确认后提交"; break;
                case 3 : msg+="库存不足"; break;

            }
            redirectAttributes.addFlashAttribute("msg",msg);
            return "redirect:http://order.mall.com/toTrade";
        }


    }
}
